std/examples/echo_server.ts


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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
const hostname = "0.0.0.0";
const port = +(Deno.args[0] ?? "8080");
const listener = Deno.listen({ hostname, port });
console.log(`Listening on ${hostname}:${port}`);
for await (const conn of listener) {
  Deno.copy(conn, conn);
}